NP 6251, NP 6350 Copiers SERVICE MANUAL

This Service Manual contains basic data and figures on the plain paper copiers NP6251, NP6350 needed to service the machine in the field.

The NP6350/NP6251 is designed to enable full automatic copying work, and comes with the following systems accessories: 1. Stapler Sorter-E2 2. RDF-D1 3. Paper Deck-A1 4. Sorter-G1

This Service Manual covers the copier only, and consists of the following chapters:Chapter 1 General Description introduces the copierís features and specifications, shows how to operate the copier, and explains how copies are made.Chapter 2 Basic Operation provides outlines of the copier's various mechanical workings.Chapter 3 Exposure System discusses the principles of operation used for the copier's lens drive unit and scanner drive unit. It also explains the timing at which these drive units are operated, and shows how they may be disassembled/assembled and adjusted.Chapter 4 Image Formation System discusses the principles of how images are formed. It also explains the timing at which the various units involved in image formation are operated, and shows how they may be disassembled/assembled and adjusted.Chapter 5 Pick-Up/Feeding System explains the principles used from when copy paper is picked up to when a copy is delivered in view of the functions of electrical and mechanical units and in relation to their timing of operation. It also shows how these units may be disassembled/assembled and adjusted.Chapter 6 Fixing System explains the principles used to fuse toner images to transfer media in view of the functions of electrical and mechanical units and in relation to their timing of operation. It also shows how these units may be disassembled/assembled and adjusted.Chapter 7 Externals/Auxiliary Mechanisms shows the copierís external parts, and explains the principles used for the copierís various control mechanisms in view of the functions of electrical and mechanical units and in relation to their timing of operation. It also shows how these units may be disassembled/assembled and adjusted.Chapter 8 Paper Deck-A1 explains the principles used from when copy paper is picked up to when a copy is delivered in view of the functions of electrical and mechanical units and in relation to their timing of operation. It also shows how these units may be disassembled/assembled and adjusted.Chapter 9 Installation introduces requirements for the site of installation, and shows how the copier may be installed using step-by-step instructions.Chapter 10 Maintenance and Servicing provides tables of periodically replaced parts and consumables/durables and scheduled servicing charts.Chapter 11 Troubleshooting provides tables of maintenance/inspection, standards/adjustments, and problem identification (image fault/malfunction).Appendix contains a general timing chart and general circuit diagrams.

Each chapter contains sections explaining the purpose of specific functions and the relationship between electrical and mechanical systems with reference to the timing of operation.

All service persons are expected to have a good understanding of the contents of this Service Manual and all relevant Service Information bulletins and be able to identify and isolate faults in the machine.

FORMAT: High resolution PDF document! ZIP archive: 9 842 kB

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We are in business since 2002 and do our best to give our customers perfect service!

jam epson

2008-07-15 15:29:21

I need it

Rigoberto Andrade

2010-10-17 21:21:11

Thank you for PX810 Service Manual

pierre commenge

2011-06-08 14:51:41

it does not work, can not recognize ink cartridges always displayed, Epson SX400
========== REPLY ==============
The WIC reset utility can reset Waste Ink Counters only. Not Ink cartrigs levels in SX400. You can use auto reset chps to reset the ink levels.

James Schumacher

2017-01-25 18:29:31

Thank you, worked on my epson photo 1400 that locked up, using a mac to reset. OS X 10.10.5

vitaliy nikiforov

2007-04-18 05:43:16

Just wanted to say THANK YOU for info that I found on your website in this manual I thought my printer was dead in the water and your info bailed me out.
You saved me a trip to a repair shop and no telling how much $$!

Dennis Hamand

2012-10-07 00:58:14

John. Your a star and just saved my bacon. Needed presentations printing and this reset was just what I needed for me to complete the job on time. I wish I could have found you more quickly but as they say better late than never. Cheers